27. Bad breath
This symptom is distinctive of chronic sinusitis because it is not always found in acute disease. Postnasal drip has a foul taste and is usually made up of purulent secretions, which contribute to the bad breath.
This symptom is distinctive of chronic sinusitis because it is not always found in acute disease. Postnasal drip has a foul taste and is usually made up of purulent secretions, which contribute to the bad breath.